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Holding position signs – A single solid yellow bar across a taxiway indicates a position where ground control may require a stop. If two solid yellow bars and two dashed yellow bars are encountered, this indicates a holding position for a runway intersection ahead; runway holding lines must never be crossed without permission.
The same documents include the H sign indicating a landing area for helicopters, commonly used on a helipad (but not a circle around the letter H), to be displayed in the Signals Area. [ 5 ] [ 4 ] According to the UK Civil Aviation Authority , these visual aids can be used at aerodromes with a significant amount of general aviation movements.
A standard holding pattern. Shown are the entry (green), the holding fix (red) and the holding pattern itself (blue) In aviation, holding (or flying a hold) is a maneuver designed to delay an aircraft already in flight while keeping it within a specified airspace; i.e. "going in circles." [1]
A hot spot is a location on an airport movement area with a history or potential risk of collision or runway incursion, and where heightened attention by pilots and drivers is necessary. It is believed that this extra awareness can improve planning and navigation. Hot spots are shown on both airport diagrams and chart supplements. [6]
The Aeronautical Code signals are radio signal codes. They are part of a larger set of Q Codes allocated by the ITU-R.The QAA–QNZ code range includes phrases applicable primarily to the aeronautical service, as defined by the International Civil Aviation Organisation.
Airport/aerodrome operating minima AOP Airport operating plan AP Autopilot: A/P Airplane (US), Aeroplane (ICAO) APARS Automatic pressure altitude reporting system APC Auto pilot computer APIRS Attitude and positioning inertial reference system APOA Airport of arrival APOD Airport of departure APM Aircraft personality module APP Appendix APP
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An Airbus A330-300 of Turkish Airlines on short final to Heathrow Airport, immediately before landing. An airfield traffic pattern is a standard path followed by aircraft when taking off or landing while maintaining visual contact with the airfield. At an airport, the pattern (or circuit) is a standard path for coordinating air traffic. It ...